Base | Representation |
---|---|
bin | 10110010110100010… |
… | …01101010000110100 |
3 | 1010222022112100102110 |
4 | 23023101031100310 |
5 | 144034024021322 |
6 | 5302434211020 |
7 | 603243121521 |
oct | 131321152064 |
9 | 33868470373 |
10 | 12000220212 |
11 | 50a88a2072 |
12 | 23aaa23a70 |
13 | 1193210b26 |
14 | 81ba78148 |
15 | 4a37b5c0c |
hex | 2cb44d434 |
12000220212 has 48 divisors (see below), whose sum is σ = 28768568192. Its totient is φ = 3890436480.
The previous prime is 12000220157. The next prime is 12000220223. The reversal of 12000220212 is 21202200021.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1888713 + ... + 1895055.
Almost surely, 212000220212 is an apocalyptic number.
12000220212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12000220212 is an abundant number, since it is smaller than the sum of its proper divisors (16768347980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12000220212 is a wasteful number, since it uses less digits than its factorization.
12000220212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10648 (or 10646 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 12000220212 its reverse (21202200021), we get a palindrome (33202420233).
The spelling of 12000220212 in words is "twelve billion, two hundred twenty thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •